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[llvm-jitlink] Prevent dead-stripping of test callback 

`llvm_jitlink_setTestResultOverride` is used via runtime lookup by
tests, so make sure it is not dead-stripped from llvm-jitlink in release
builds.

Fixes https://github.com/llvm/llvm-project/issues/53203

Differential Revision: https://reviews.llvm.org/D117609
This commit is contained in:
Ben Langmuir 2022-01-18 14:26:30 -08:00
parent 355acf2bef
commit fa40c53960
1 changed files with 2 additions and 1 deletions
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3
llvm/tools/llvm-jitlink/llvm-jitlink.cpp
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@ -231,7 +231,8 @@ LLVM_ATTRIBUTE_USED void linkComponents() {
static bool UseTestResultOverride = false;
static int64_t TestResultOverride = 0;
extern "C" void llvm_jitlink_setTestResultOverride(int64_t Value) {
extern "C" LLVM_ATTRIBUTE_USED void
llvm_jitlink_setTestResultOverride(int64_t Value) {
TestResultOverride = Value;
UseTestResultOverride = true;
}